DFI EC300 Series - Manual (Page 55)

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4
Jumper Settings
VGA
JP2 (for USB 6-7), JP3 (for USB 4-5) and JP8 (for USB 0-1) are used to select
the power of the USB ports. Selecting +5V_standby will allow you to use a USB
device to wake up the system.
BIOS Setting
“USB Device Wakeup From S3/S4” in the Advanced menu (“ACPI Confi guration”
submenu) of the BIOS must be set to Enabled. Refer to chapter 7 for more infor-
mation.
Important:
If you are using the Wake-On-USB Keyboard/Mouse function for 2 USB
ports, the +5V_standby power source of your power supply must sup-
port ≥1.5A. For 3 or more USB ports, the +5V_standby power source of
your power supply must support ≥2A.
USB Power Select
2-3 On:
+5V_standby
JP3
1
3
2
1-2 On:
+5V (default)
JP8
1
3
2
JP2